<template>
    <div>

        <div id="slider" class="mui-slider">
            <div id="sliderSegmentedControl" class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted">
                <div class="mui-scroll">
                    <a :class="['mui-control-item', item.id == 1 ? 'mui-active' : '']"  v-for="item in cates" :key="item.id" @click="getPhotolistByCateId(item.id)">
                        {{ item.title }}
                    </a>
                </div>
            </div>

        </div>
        <!-- 图片列表区域 -->

        <ul class="photo-list">
            <router-link v-for="item in list" :key="item.id"  :to="'/home/photoinfo/' + item.id" tag="li">
                <img v-lazy="item.img_url">
                <div class="info">
                    <h1 class="info-title">{{item.title}}</h1>
                    <div class="info-summary">{{item.summary}}</div>
                </div>
            </router-link >
        </ul>
    </div>
</template>

<script>
    import mui from '../../lib/mui/js/mui.min.js'

    export default {

        //name: "photolist",
        data(){
            return{
                cates:[],
                list:[] //图片列表的数组
            }
        },
        created(){
            this.getAllCategory();
            this.getPhotolistByCateId(1)
        },
        mounted(){
            mui('.mui-scroll-wrapper').scroll({
                deceleration:0.0005
            })
        },
        methods:{
       getAllCategory(){
           this.$http.get('Java/photo13.json').then(result =>{
               if (result.body.status === 0) {
                   result.body.message.unshift({title:"全部",id:1});
                   this.cates = result.body.message;
               }
               else {

               }
           })
       },
            getPhotolistByCateId(cateId){
           this.$http.get('Java/photolist'+cateId+'.json').then(result =>{
               if (result.body.status === 0){
                   this.list = result.body.message;
               }
               else {

               }
           })
            }
        }

}

</script>

<style scoped lang="scss">
*{
    touch-action: pan-y;
}

    .photo-list{
        padding: 10px;
        padding-bottom: 0;
        li{
            position: relative;
            background-color: #ccc;
            list-style: none;
            margin: 0;
            padding: 0 0px;
            text-align: center;
            margin-bottom: 10px;
            box-shadow: 0 0 9px #9999;
            img{

            width: 100%;
            vertical-align:middle;
            }
            .info{
                position: absolute;
                bottom: 0;
                color: white;
                text-align: left;
                background-color: rgba(0, 0, 0, 0.1);
                max-height: 84px;
                .info-title{ font-size: 15px}
                .info-summary{
                 font-size: 13px;
                }
            }


            img[lazy="loading"]{
                width: 40px;
                height: 300px;
                margin: auto;
            }
        }
    }

</style>